Login WIP

Model/UserModel.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace ppa\Model;
+use ppa\Model\ParticipantModel;
+use ppb\Library\Msg;
+use PDOException;
+
+class UserModel extends Database
+{
+    function verifyLogin($pdo, $username, $password) 
+    {
+        $pdo = $this->linkDB();
+        if (!$pdo) return ['success' => false, 'message' => 'Database connection error.'];
+        try {
+            $stmt = $pdo->prepare("SELECT id, username, password, role FROM users WHERE username = ?");
+            $stmt->execute([$username]);
+            $user = $stmt->fetch();
+
+            if ($user && password_verify($password, $user['password'])) {
+                $_SESSION['user_id'] = $user['id'];
+                $_SESSION['username'] = $user['username'];
+                $_SESSION['role'] = $user['role']; // Store role
+                return ['success' => true, 'message' => 'Login successful!', 'redirect' => 'index.php?page=dashboard'];
+            }
+            return ['success' => false, 'message' => 'Invalid username or password.'];
+        } catch (PDOException $e) {
+            error_log("Login Error: " . $e->getMessage());
+            return ['success' => false, 'message' => 'An error occurred during login.'];
+        }
+    }
+}